TY  - BOOK
AU  - A. Bruce Carlson
AU  - Paul B. Crilly,
TI  - Communication Systems: An introduction to signals and noise in electrical communication
SN  - 978-0-07-132117-4
U1  - 621.38223 CAC 
PY  - 2011///
CY  - New Delhi
PB  - Tata McGraw Hill Education 
KW  - Telecommunication/ Digital Communication
N1  - CES
ER  -